<template>
  <div class="outer">
    <!-- 三级分类导航 -->
    <TypeNav />
    <div class="main">
      <div class="py-container">
        <!--面包屑导航-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <span href="#">全部结果</span>
            </li>
          </ul>
          <ul class="fl sui-tag">
            <!-- $$route.query.categoryName 有值就显示 -->
            <li class="with-x" v-if="$route.query.categoryName">
              <span>{{ $route.query.categoryName }}</span>
              <i class="iconfont icon-close-bold" @click="delCategoryName"></i>
            </li>
            <!-- $route.query.keyword有值就显示 -->
            <li class="with-x" v-if="$route.query.keyword">
              <span>{{ $route.query.keyword }}</span>
              <i class="iconfont icon-close-bold" @click="delKeyWord"></i>
            </li>
            <!-- SearchOptions.trademark 有值就显示 -->
            <li class="with-x" v-if="SearchOptions.trademark">
              <!-- 品牌名 -->
              <span>{{ SearchOptions.trademark.split(":")[1] }}</span>
              <i class="iconfont icon-close-bold" @click="delTrademark"></i>
            </li>

            <!-- //商品属性的数组: ["属性ID:属性值:属性名"] -->
            <li
              class="with-x"
              v-for="(prop, index) in SearchOptions.props"
              :key="prop"
            >
              <span>{{ `${prop.split(":")[2]}:${prop.split(":")[1]}` }}</span>
              <i class="iconfont icon-close-bold" @click="delProps(index)"></i>
            </li>
          </ul>
        </div>

        <!-- 搜索器 -->
        <SearchSelector
          :trademarkList="trademarkList"
          :attrsList="attrsList"
          @searchTrademark="searchTrademark"
          @searchProps="searchProps"
        />

        <!--商品展示区-->
        <div class="details clearfix">
          <!-- 列表操作区 -->
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <li
                  :class="{ active: splittedOrder[0] === '1' }"
                  @click="SetOrder('1')"
                >
                  <a
                    >综合
                    <span
                      v-show="splittedOrder[0] === '1'"
                      :class="['iconfont', `icon-direction-${getIconSuffix}`]"
                    ></span
                  ></a>
                </li>
                <li>
                  <a href="#">销量</a>
                </li>
                <li>
                  <a href="#">新品</a>
                </li>
                <li>
                  <a href="#">评价</a>
                </li>
                <li>
                  <a href="#">价格⬆</a>
                </li>
                <li
                  :class="{ active: splittedOrder[0] === '2' }"
                  @click="SetOrder('2')"
                >
                  <a
                    >价格
                    <span
                      v-show="splittedOrder[0] === '2'"
                      :class="['iconfont', `icon-direction-${getIconSuffix}`]"
                    ></span
                  ></a>
                </li>
              </ul>
            </div>
          </div>
          <!-- 商品列表 -->
          <div class="goods-list">
            <ul class="yui3-g">
              <!-- 渲染商品数据 -->
              <li class="yui3-u-1-5" v-for="goods in goodsList" :key="goods.id">
                <div class="list-wrap">
                  <div class="p-img">
                    <router-link
                      :to="{
                        name: 'Detail',
                        params: {
                          id: goods.id,
                        },
                      }"
                      ><img :src="goods.defaultImg"
                    /></router-link>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>{{ goods.price }}</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <a>{{ goods.title }}</a>
                  </div>
                  <div class="commit">
                    <i class="command">已有<span>2000</span>人评价</i>
                  </div>
                </div>
              </li>
            </ul>
          </div>
          <!-- 分页器 -->
          <div class="fr page">
            <!-- element -->
            <!--  <el-pagination   
              background
              layout="prev, pager, next,total"
              :total="total"
              :current-page="SearchOptions.pageNo"
              :page-size="SearchOptions.pageSize"
              @current-change="currentChange"
            >
            </el-pagination> -->
            <Pagination
              :total="total"
              :currentPage="SearchOptions.pageNo"
              :pageSize="SearchOptions.pageSize"
              @currentChange="currentChange"
            />
          </div>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
// import debounce from "lodash/debounce";
import debounce from "lodash/debounce";
import SearchSelector from "./SearchSelector";
import TypeNav from "../Home/TypeNav";
import { reqGetSearchList } from "@/api/axios/search";
import Pagination from "@/components/Pagination";
export default {
  name: "XSearch",
  components: {
    SearchSelector,
    TypeNav,
    Pagination,
  },
  mounted() {
    this.reqSearch(); // 封装方法 //挂载时调用该函数
  },
  data() {
    return {
      // 属性列表
      attrsList: [],
      // 商品列表
      goodsList: [],
      // 品牌列表
      trademarkList: [],
      // 存储数据索搜条件    1.先定义存储请求参数 2，封装更新数据方法   3。在header中点击更新数据 ，4.点击品牌
      SearchOptions: {
        // 分类和关键字参数可以通过路由上传参获取，this.$route.query 获取
        //  category1ld: string
        //  category2ld: string
        //  category3ld: string
        //  categoryName: string
        // keyword   在header 和 三级分类跳转时携带了router 参数

        //
        props: [], //商品属性的数组: ["属性ID:属性值:属性名"]  示例: ["2:6.0～6.24英寸:屏幕尺寸"]

        // 品牌: "ID:品牌名称"示例: "1:苹果"
        trademark: "",
        //  排序方式 排序类型(type)   1: 综合     2: 价格 排序标识(flag)  asc: 升序  desc: 降序  示例: "1:desc"
        order: "1:desc",
        // 当前页码  必传参
        pageNo: 1,
        // 每页条数  必传参
        pageSize: 5,
      },
      total: 0,
    };
  },
  methods: {
    async reqSearch() {
      // 请求search 索搜数据
      const result = await reqGetSearchList({
        ...this.$route.query,
        ...this.SearchOptions,
      });
      // console.log(result);
      this.trademarkList = result.trademarkList;
      this.attrsList = result.attrsList;
      this.goodsList = result.goodsList;
      this.total = result.total;
    },
    //  点击品牌获取数据
    searchTrademark(NewTrademark) {
      // console.log(NewTrademark);
      // 判断新数据 和旧数据比较 ，相等 就只发送一次请求
      if (this.SearchOptions.trademark === NewTrademark) return;
      this.SearchOptions.trademark = NewTrademark;

      this.reqSearch();
    },
    // 点击属性，获取数据
    searchProps(props) {
      // incliudes  判断，数组方法，有 返回 true 无则 false
      // indexof  有返回下标 无则返回 -1
      //  if (this.SearchOptions.props.indexOf(props) !== -1) return;
      if (this.SearchOptions.props.includes(props)) return;
      this.SearchOptions.props.push(props);
      this.reqSearch();
    },
    //  点击切换class 综合 升序 排序
    SetOrder(newType) {
      // type 判断 active    flag 判断 升 降，
      let [type, flag] = this.splittedOrder;
      if (type === newType) {
        flag = flag === "asc" ? "desc" : "asc";
      } else {
        flag = "desc";
      }
      this.SearchOptions.order = `${newType}:${flag}`;
      this.reqSearch();
    },
    //  vue add element 配置的是按需导入
    // element-ui组件中 currentChange 中当页码发生变化时会触发change事件，并传对应的页数
    //  事件接收就可以了
    currentChange: debounce(function (page) {
      this.SearchOptions.pageNo = page;
      this.reqSearch();
    }, 200),
    //  删除CategoryName
    delCategoryName() {
      //  判断索搜有没有参数 有就加进去，重新跳转，不携带其他，监视$route属性，
      const { keyword } = this.$route.query;
      let query = {};
      if (keyword) {
        query.keyword = keyword;
      }
      // 重新跳转跳转
      this.$router.push({
        name: "Search",
        query,
      });
    },
    delKeyWord() {
      let query = { ...this.$route.query };
      delete query.keyword,
        this.$router.push({
          name: "Search",
          query,
        });
    },

    delTrademark() {
      this.SearchOptions.trademark = "";
      // this.reqSearch();
    },
    delProps(index) {
      this.SearchOptions.props.splice(index, 1);
      this.reqSearch();
    },
  },
  watch: {
    $route() {
      this.reqSearch();
    },
  },
  computed: {
    // 分割 order: "1:desc",
    splittedOrder() {
      return this.SearchOptions.order.split(":");
    },
    getIconSuffix() {
      return this.splittedOrder[1] === "asc" ? "up" : "down";
    },
  },
};
</script>

<style lang="less" scoped>
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
            line-height: 20px;
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;

              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }

              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }

      .page {
        width: 733px;
        height: 66px;
        overflow: hidden;
        float: right;

        .sui-pagination {
          margin: 18px 0;

          ul {
            margin-left: 0;
            margin-bottom: 0;
            vertical-align: middle;
            width: 490px;
            float: left;

            li {
              line-height: 18px;
              display: inline-block;

              a {
                position: relative;
                float: left;
                line-height: 18px;
                text-decoration: none;
                background-color: #fff;
                border: 1px solid #e0e9ee;
                margin-left: -1px;
                font-size: 14px;
                padding: 9px 18px;
                color: #333;
              }

              &.active {
                a {
                  background-color: #fff;
                  color: #e1251b;
                  border-color: #fff;
                  cursor: default;
                }
              }

              &.prev {
                a {
                  background-color: #fafafa;
                }
              }

              &.disabled {
                a {
                  color: #999;
                  cursor: default;
                }
              }

              &.dotted {
                span {
                  margin-left: -1px;
                  position: relative;
                  float: left;
                  line-height: 18px;
                  text-decoration: none;
                  background-color: #fff;
                  font-size: 14px;
                  border: 0;
                  padding: 9px 18px;
                  color: #333;
                }
              }

              &.next {
                a {
                  background-color: #fafafa;
                }
              }
            }
          }

          div {
            color: #333;
            font-size: 14px;
            float: right;
            width: 241px;
          }
        }
      }
    }
  }
}
</style>
